OT-2026-000089521
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000089521) never changes.
Identity and time
| Publication number | OT-2026-000089521 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7e39-896d-c7b7a49f2200 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 555b002b7d501beccad9a60a265c91f5cd80623f92f6e7fc4198dbbbf1dbae0a |
|---|---|
| Markdown | c9d3aaaaf7d4d94b0a6d4ed9c952a9c222a1b9205c7b81886dc36bdd53cceb31 |
| Publication page | b89252db2b299f85b1c094710512376f98430116717ac23e69083495b05c1b11 |
| Manifest | 142cd268b54cfb1ead0731460d5177a410f29e32f25fbb003423f141b3e2933b |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | CHgs1KCUDUyzShC54TKrzU8PH7g+8xFHZxWkHE0BQ84egjFdBa4N1f/a8axxQM+VIH+J/6oxMgR4ZcfZ9gLxBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:40.728357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089521observed b89252db2b299f85b1c094710512376f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:40.709948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089521/manifest.jsonobserved 142cd268b54cfb1ead0731460d5177a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:40.692150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089521/publication.mdobserved c9d3aaaaf7d4d94b0a6d4ed9c952a9c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:40.675265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089521/publication.txtobserved 555b002b7d501beccad9a60a265c91f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|